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Numerical predictions of surface effects during the 2029 close approach of Asteroid 99942 Apophis
Asteroids,dynamics Asteroids, surfaces Near-Earth objects Regoliths Tides,solid body
2015/12/25
Asteroid (99942) Apophis’ close approach in 2029 will be one of the most significant small-body encounter events in the near future and offers a good opportunity for in situ exploration to determine t...
Solar System Motions and the Cosmological Constant：jA New Approach
Solar System Motions jA New Approach Cosmological Constant
2009/9/4
We use the corrections to the Newton-Einstein secular precessions of the longitudes of perihelia ϖ˙ of some planets (Mercury, Earth, Mars, Jupiter, Saturn) of the Solar System, phenomenologically...
Planetary nebulae with [wr] nuclei. A statistical approach。
Dark Energy And Cyclic Universe From Arnowitt-Deser-Misner Renormalizable Group Approach
dark energy Phantom energy ADM formalism accelerated expansion Cyclic universe Bekenstein entropy
2010/7/5
We discuss the generic features of the accelerated universe from Arnowitt-Deser-Misner renormalizable group approach applied for gravity models with variable gravitational coupling constant and cosmol...
At Closest Approach, New Horizons Takes Fresh Look at Jovian System（图）
Horizons spacecraft solar system
2007/3/6
27 February, 2007，To make the most of the fly-by opportunity, the New Horizons team came up with a plan for no less than 700 separate observations stretching from early January to March. This is actua...